In the figure, AB // DE and CD // EF. If \[\angle ABC={{35}^{o}}\] and \[\angle DEF={{100}^{o}}\], find \[\angle DEF={{100}^{o}}\]

• A.  \[{{135}^{o}}\]                  
• B.  \[{{115}^{o}}\]      
• C.       \[{{140}^{o}}\]      
• D.       \[{{150}^{o}}\]